I'm sorry, as I previously mentioned neither guesthouse can accommodate that request. How about another area of town?
Are you certain there is not either a guesthouse or hotel in the south with free parking for 2 or 3 nights Sunday for 6 people?
hotel-area hotel-day hotel-parking hotel-people hotel-pricerange hotel-stay
hotel-area hotel-day hotel-parking hotel-people hotel-pricerange hotel-stay hotel-type
hotel-area hotel-day hotel-parking hotel-people hotel-pricerange hotel-stay hotel-type
hotel-area hotel-day hotel-parking hotel-people hotel-pricerange hotel-stay hotel-type